import turtle
turtle.title("爱心窗口")
turtle.screensize(500,500,'pink')
turtle.pensize(1)
turtle.pencolor('red')
turtle.fillcolor('red')
turtle.penup()
turtle.goto(0,200)
turtle.down()
turtle.begin_fill()
turtle.left(90)
turtle.circle(100,180)
turtle.circle(300,70)
turtle.left(45)
turtle.circle(300,70)

turtle.circle(100,180)
turtle.end_fill()
